MWS Task Mechanics Exception

com.webMethods.portal.mech.access.PortalAccessException: [POP.017.0009] You dont have permissions to view audit log
at com.webMethods.portal.mech.task.impl.TaskMechanics.checkViewTaskAudit(TaskMechanics.java:359)
at com.webMethods.portal.bizPolicy.command.task.GetTaskAudit.checkAccess(GetTaskAudit.java:114)
at com.webMethods.portal.bizPolicy.command.task.GetTaskAudit.getTaskAudit(GetTaskAudit.java:95)
at com.webMethods.portal.bizPolicy.biz.task.impl.TaskAuditBizPolicy.getTaskAudit(TaskAuditBizPolicy.java:29)
at com.webMethods.portal.bizPolicy.biz.task.impl.TaskServiceProvider.getTaskAudit(TaskServiceProvider.java:413)
at com.webMethods.caf.faces.data.task.impl.TaskAuditContentProvider.setTaskID(TaskAuditContentProvider.java:19)
at com.webMethods.portlet.taskviews.AuditPage.getTaskAuditList(AuditPage.java:65)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)

Hi,
What version of MWS you are using? Do you apply any fix for it?